APA (7th ed.) Citation

Besley, T., & Case, A. C. (1994). Unnatural experiments?: Estimating the incidence of endogenous policies.

Chicago Style (17th ed.) Citation

Besley, Timothy, and Anne C. Case. Unnatural Experiments?: Estimating the Incidence of Endogenous Policies. Cambridge, Mass, 1994.

MLA (9th ed.) Citation

Besley, Timothy, and Anne C. Case. Unnatural Experiments?: Estimating the Incidence of Endogenous Policies. 1994.